About this item 20S SOUND RECORDABLE- 20s sound recordable module, equipped with a speaker, microphone, and button. You can re-record your message as many times as you wish. SAFE MATERIALS- Made of high-quality non-toxic and environmentally friendly raw materials, ensuring clear, stable, and reliable sound. AN IDEAL MODULE- This module is perfect for expressing your feelings to friends, loved ones, and family. CAN BE DIY- A user programmable sound module for DIY crafters and hobbyists. Ideal for use in printed projects, invitations, greeting cards, craft projects, scrapbooks, electronic projects, and more. A GREAT GIFT- Excellent for a humorous prank, office desk gadget, gag gifts, or leaving meaningful messages for loved ones. A great gift for friends and children. Purchasing two packages is more cost-effective than one, helping you save money. Size: 2 x 2 x 1.4 inches.